Edit configuration object: core.date_format.html_date

"""
uuid: 40e2c950-ca78-464a-9f3e-897867962526\n
langcode: en\n
status: true\n
dependencies: {  }\n
_core:\n
  default_config_hash: EOQltUQPmgc6UQ2rcJ4Xi_leCEJj5ui0TR-12duS-Tk\n
id: html_date\n
label: 'HTML Date'\n
locked: true\n
pattern: Y-m-d\n
"""